CriticalHandleZeroOrMinusOneIsInvalid.IsInvalid Property


The .NET API Reference documentation has a new home. Visit the .NET API Browser on to see the new experience.

Gets a value that indicates whether the handle is invalid.

Namespace:   Microsoft.Win32.SafeHandles
Assembly:  mscorlib (in mscorlib.dll)

public override bool IsInvalid {

Property Value

Type: System.Boolean

true if the handle is not valid; otherwise, false.

The common language runtime uses this property to determine whether critical finalization is required.

.NET Framework
Available since 2.0
Return to top